Valve mechanism for an automotive engine

Details Valve mechanism for an automotive engine Valve mechanism for an automotive engine

1987-02-25

1988-09-06

Wolfe, Willis R.

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

123 9017, F01L 134

Patent

active

047684755

ABSTRACT:
A valve mechanism for an intake valve has a cam block including a first cam and a second cam. Each of the first and second cams has a common base circle. A first rocker arm engaging with the first cam and a second rocker arm engaging with the second cam are provided. The arms have holes in which three pins engage to selectively connect the first and second rocker arms with the actuating arm so as to be rocked together with the actuating arm. The mechanism is arranged to engaged and disengage the central pin with and from both the holes of the first and second rocker arms at a time when both the rocker arms engage with the base circles at the same time.

REFERENCES:
patent: 4252093 (1981-02-01), Hazelrigg
patent: 4253434 (1981-03-01), Takizawa et al.
patent: 4354460 (1982-10-01), Mae et al.
patent: 4523550 (1985-06-01), Mazsuura
patent: 4607600 (1986-08-01), Yoshizaki et al.
patent: 4611558 (1986-09-01), Yoshizaki et al.
patent: 4612884 (1986-09-01), Ajiki et al.
patent: 4612887 (1986-09-01), Yoshizaki
patent: 4617880 (1986-10-01), Yoshizaki
patent: 4656977 (1987-04-01), Nagahiro et al.

Affiliated with

Also associated with

Rating

Valve mechanism for an automotive engine does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Valve mechanism for an automotive engine, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Valve mechanism for an automotive engine will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-1600826